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Finding the Fourth Proportional to 224,679,364.80, 337,019,047.20 and 88,319,428.80

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Solution

The fourth proportional to 224,679,364.80, 337,019,047.20 and 88,319,428.80 is: 132,479,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,679,364.80 : 337,019,047.20 = 88,319,428.80 : x
  2. Step 2: Convert to fraction form
    224,679,364.80/337,019,047.20 = 88,319,428.80/x
  3. Step 3: Cross multiply
    224,679,364.80x = 337,019,047.20 × 88,319,428.80
  4. Step 4: Simplify right side
    224,679,364.80x = 29,765,329,743,424,236
  5. Step 5: Solve for x
    x = 29,765,329,743,424,236/224,679,364.80
  6. Step 6: Final answer
    x = 132,479,143.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.